The author implies which of the following about Seneca's status as the emperor's tutor? A. It enabled Seneca to illustrate points of his philosophy to the leaders of the early Roman Empire. B. It had more of an effect on Seneca's career as a dramatist than it did on his career as a philosopher, orator, and politician. C. It might have offered Seneca some protection from certain dangers playwrights typically faced. D. It required Seneca to avoid making references to his various writings. E. It required that Seneca take particular care that his writings could not be construed as being directed against the emperor.